Who we are cannot be separated from where we're from.

The Rule of 150 says that congregants of a rapidly expanding church, or the members of a social club, or anyone in a group activity banking on the epidemic spread of shared ideals needs to be particularly cognizant of the perils of the bigness. Crossing the 150 line is a small change that can make a big difference.

Anyone who knows the marketing world knows that ideas come and go, and people latch onto things and think of them as a kind of solution.

You can't concentrate on doing anything if you are thinking, “What's gonna happen if it doesn't go right?

Without the New York Times, there is no blog community. They'd have nothing to blog about.

We spend a lot of time and effort trying to figure out who's going to be a good NFL quarterback, and we do a very bad job of it. We don't really know. And we also spend a lot of time trying to figure out who will be a good teacher, and we're really bad at that too. We don't know if someone is going to be a good teacher when they start teaching. So what should we do in those situations in which predictions are useless?

It's not about how smart you are. It's about your values.